Comb



FIG. 1 is a front perspective view of a comb showing my new design;

FIG. 2 is a bottom plan view thereof the top plan view being a mirror image thereof;

FIG. 3 is a right side view thereof; and,

FIG. 4 is a left side view thereof.

FIG. 5 is an end elevational view thereof; and,

FIG. 6 is an opposite end elevational view thereof. 

The ornamental design for a comb, as shown and described. 